Pith Number

pith:2IAHVQW6

pith:2015:2IAHVQW6JNL7OTCJ2VL2U5UBDE

not attested not anchored not stored refs pending

Adaptive-Rate Sparse Signal Reconstruction With Application in Compressive Background Subtraction

Aswin C. Sankaranarayanan, Joao F. C. Mota, Miguel R. D. Rodrigues, Nikos Deligiannis, Volkan Cevher

arxiv:1503.03231 v1 · 2015-03-11 · math.OC · cs.CV · cs.IT · math.IT · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IAHVQW6JNL7OTCJ2VL2U5UBDE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:25:04.043365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2007ac2de4b57f74c49d557aa7681191f9dcc822fef4d13d10b62fd8af247f0

Aliases

arxiv: 1503.03231 · arxiv_version: 1503.03231v1 · doi: 10.48550/arxiv.1503.03231 · pith_short_12: 2IAHVQW6JNL7 · pith_short_16: 2IAHVQW6JNL7OTCJ · pith_short_8: 2IAHVQW6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2IAHVQW6JNL7OTCJ2VL2U5UBDE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d2007ac2de4b57f74c49d557aa7681191f9dcc822fef4d13d10b62fd8af247f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "056de2b9bf289d8eecfa5c59aa64696624de5b23681c859e7abe1d3c3720ab93",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-11T09:16:39Z",
    "title_canon_sha256": "e42be3a4f99dea4fd76e6d78bd07bc3e3f917d00b8f385e791c1df0c1444c4cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03231",
    "kind": "arxiv",
    "version": 1
  }
}